LED Lighted Head Magnifier. Easily adjusts to fit your head for maximum comfortability. Includes removable (and movable) LED light and adjustable lens. The lighted head magnifier can be adjusted to magnify at 1.5X, 3X, 8.5X and 10X by combining the lenses in different configurations. While great for scrolling, the portability of this unit will enable you to find dozens of uses for this very practical reasonably priced unit. Includes 2 - AAA batteries.